×

Diaspore
Diaspore

Hematite
Hematite



ADD
Compare
X
Diaspore
X
Hematite

Diaspore and Hematite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Pearly
Not Available
1.2 Pleochroism
Strong
O = brownish red; E = yellowish red
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
1.702-1.7502.690-3.220
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
0.0480.280
Achroite
0 0.296
1.9 Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli

Diaspore and Hematite Optic Character

Diaspore and Hematite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Diaspore and Hematite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Diaspore and Hematite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Diaspore and Hematite Transparency

Similar to their colors, Diaspore and Hematite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Diaspore is Transparent while Diaspore is Transparent in appearance.